2009 Alfa Romeo 159 vs. 2006 Opel Vectra
To start off, 2009 Alfa Romeo 159 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2006 Opel Vectra would be higher. At 3,175 cc (6 cylinders), 2006 Opel Vectra is equipped with a bigger engine. In terms of performance, both vehicles can yield 208 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alfa Romeo 159 weights approximately 94 kg more than 2006 Opel Vectra.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Alfa Romeo 159 (400 Nm @ 1500 RPM) has 100 more torque (in Nm) than 2006 Opel Vectra. (300 Nm @ 4000 RPM). This means 2009 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Vectra.
Compare all specifications:
| 2009 Alfa Romeo 159 | 2006 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 159 | Vectra |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 3175 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 208 HP | 208 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 400 Nm | 300 Nm |
| Torque RPM | 1500 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 87.5 mm |
| Engine Stroke Size | 90.4 mm | 88 mm |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 231 km/hour | 248 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 7.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1720 kg | 1626 kg |
| Vehicle Length | 4670 mm | 4600 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2710 mm |
| Fuel Consumption Overall | 6.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
